Home / 86,065,534.67-118,766,979.61-46,906,470.43

Finding the Fourth Proportional to 86,065,534.67, 118,766,979.61 and 46,906,470.43

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Solution

The fourth proportional to 86,065,534.67, 118,766,979.61 and 46,906,470.43 is: 64,729,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,065,534.67 : 118,766,979.61 = 46,906,470.43 : x
  2. Step 2: Convert to fraction form
    86,065,534.67/118,766,979.61 = 46,906,470.43/x
  3. Step 3: Cross multiply
    86,065,534.67x = 118,766,979.61 × 46,906,470.43
  4. Step 4: Simplify right side
    86,065,534.67x = 5,570,939,816,722,695
  5. Step 5: Solve for x
    x = 5,570,939,816,722,695/86,065,534.67
  6. Step 6: Final answer
    x = 64,729,044.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.